/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under Ultimate Liberty license
  * SLA0044, the "License"; You may not use this file except in compliance with
  * the License. You may obtain a copy of the License at:
  *                             www.st.com/SLA0044
  *
  ******************************************************************************
  */
/* USER CODE END Header */

/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "usb_device.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */

#include "usbd_hid.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

SAI_HandleTypeDef hsai_BlockA1;
SAI_HandleTypeDef hsai_BlockB1;
SAI_HandleTypeDef hsai_BlockA2;
SAI_HandleTypeDef hsai_BlockB2;
DMA_HandleTypeDef hdma_sai1_a;
DMA_HandleTypeDef hdma_sai1_b;
DMA_HandleTypeDef hdma_sai2_a;
DMA_HandleTypeDef hdma_sai2_b;

/* USER CODE BEGIN PV */

extern USBD_HandleTypeDef hUsbDeviceHS;

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_DMA_Init(void);
static void MX_SAI1_Init(void);
static void MX_SAI2_Init(void);
/* USER CODE BEGIN PFP */

//#define SENDUUID

#define dataLength 12800

// 3 * uint32_t [data] == 6 * uint16_t == 12 * uint8_t
#define uuidLength 12

volatile uint16_t dataCount = dataLength / 4;
volatile uint16_t dataHalfLength = dataLength / 2;

volatile uint8_t SendFlag = 0;

volatile uint16_t *Sai1BlockABuffer = NULL;
volatile uint16_t *Sai1BlockBBuffer = NULL;
volatile uint16_t *Sai2BlockABuffer = NULL;
volatile uint16_t *Sai2BlockBBuffer = NULL;

volatile uint16_t *SendBuffer = NULL;

volatile uint32_t UUID[3] = {0};
volatile uint8_t  uuidCnt = uuidLength / 2;

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

void HAL_SAI_RxHalfCpltCallback(SAI_HandleTypeDef *hsai)
{
    if(hsai == &hsai_BlockA1)
    {
        for (int i = 0; i < dataCount; i++)
        {
        #ifndef SENDUUID
            SendBuffer[8 * i]     = Sai1BlockABuffer[2 * i];
            SendBuffer[8 * i + 1] = Sai1BlockABuffer[2 * i + 1];

            SendBuffer[8 * i + 2] = Sai1BlockBBuffer[2 * i];
            SendBuffer[8 * i + 3] = Sai1BlockBBuffer[2 * i + 1];

            SendBuffer[8 * i + 4] = Sai2BlockABuffer[2 * i];
            SendBuffer[8 * i + 5] = Sai2BlockABuffer[2 * i + 1];

            SendBuffer[8 * i + 6] = Sai2BlockBBuffer[2 * i];
            SendBuffer[8 * i + 7] = Sai2BlockBBuffer[2 * i + 1];
        #else
            SendBuffer[uuidCnt + 8 * i]     = Sai1BlockABuffer[2 * i];
            SendBuffer[uuidCnt + 8 * i + 1] = Sai1BlockABuffer[2 * i + 1];

            SendBuffer[uuidCnt + 8 * i + 2] = Sai1BlockBBuffer[2 * i];
            SendBuffer[uuidCnt + 8 * i + 3] = Sai1BlockBBuffer[2 * i + 1];

            SendBuffer[uuidCnt + 8 * i + 4] = Sai2BlockABuffer[2 * i];
            SendBuffer[uuidCnt + 8 * i + 5] = Sai2BlockABuffer[2 * i + 1];

            SendBuffer[uuidCnt + 8 * i + 6] = Sai2BlockBBuffer[2 * i];
            SendBuffer[uuidCnt + 8 * i + 7] = Sai2BlockBBuffer[2 * i + 1];
        #endif
        }
        SendFlag = 1;
    }
}

void HAL_SAI_RxCpltCallback(SAI_HandleTypeDef *hsai)
{
    if(hsai == &hsai_BlockA1)
    {
        for (int i = 0; i < dataCount; i++)
        {
        #ifndef SENDUUID
            SendBuffer[8 * i]     = Sai1BlockABuffer[dataHalfLength + 2 * i];
            SendBuffer[8 * i + 1] = Sai1BlockABuffer[dataHalfLength + 2 * i + 1];

            SendBuffer[8 * i + 2] = Sai1BlockBBuffer[dataHalfLength + 2 * i];
            SendBuffer[8 * i + 3] = Sai1BlockBBuffer[dataHalfLength + 2 * i + 1];

            SendBuffer[8 * i + 4] = Sai2BlockABuffer[dataHalfLength + 2 * i];
            SendBuffer[8 * i + 5] = Sai2BlockABuffer[dataHalfLength + 2 * i + 1];

            SendBuffer[8 * i + 6] = Sai2BlockBBuffer[dataHalfLength + 2 * i];
            SendBuffer[8 * i + 7] = Sai2BlockBBuffer[dataHalfLength + 2 * i + 1];
        #else
            SendBuffer[uuidCnt + 8 * i]     = Sai1BlockABuffer[dataHalfLength + 2 * i];
            SendBuffer[uuidCnt + 8 * i + 1] = Sai1BlockABuffer[dataHalfLength + 2 * i + 1];

            SendBuffer[uuidCnt + 8 * i + 2] = Sai1BlockBBuffer[dataHalfLength + 2 * i];
            SendBuffer[uuidCnt + 8 * i + 3] = Sai1BlockBBuffer[dataHalfLength + 2 * i + 1];

            SendBuffer[uuidCnt + 8 * i + 4] = Sai2BlockABuffer[dataHalfLength + 2 * i];
            SendBuffer[uuidCnt + 8 * i + 5] = Sai2BlockABuffer[dataHalfLength + 2 * i + 1];

            SendBuffer[uuidCnt + 8 * i + 6] = Sai2BlockBBuffer[dataHalfLength + 2 * i];
            SendBuffer[uuidCnt + 8 * i + 7] = Sai2BlockBBuffer[dataHalfLength + 2 * i + 1];
        #endif
        }
        SendFlag = 1;
    }
}

/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{
    /* USER CODE BEGIN 1 */

    Sai1BlockABuffer = malloc(dataLength * sizeof(uint16_t));
    Sai1BlockBBuffer = malloc(dataLength * sizeof(uint16_t));

    Sai2BlockABuffer = malloc(dataLength * sizeof(uint16_t));
    Sai2BlockBBuffer = malloc(dataLength * sizeof(uint16_t));

#ifndef SENDUUID
    SendBuffer = malloc(2 * dataLength * sizeof(uint16_t));
#else
	SendBuffer = malloc(uuidLength + 2 * dataLength * sizeof(uint16_t));
#endif

    if(NULL == Sai1BlockABuffer || NULL == Sai1BlockBBuffer || NULL == Sai2BlockABuffer || NULL == Sai2BlockBBuffer || NULL == SendBuffer)
        Error_Handler();

#ifdef SENDUUID
    UUID[0] = HAL_GetUIDw0();
    UUID[1] = HAL_GetUIDw1();
    UUID[2] = HAL_GetUIDw2();

	memcpy((uint8_t *)SendBuffer, (uint8_t *)UUID, sizeof(UUID));
#endif

    /* USER CODE END 1 */


    /* MCU Configuration--------------------------------------------------------*/

    /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
    HAL_Init();

    /* USER CODE BEGIN Init */

    /* USER CODE END Init */

    /* Configure the system clock */
    SystemClock_Config();

    /* USER CODE BEGIN SysInit */

    /* USER CODE END SysInit */

    /* Initialize all configured peripherals */
    MX_GPIO_Init();
    MX_DMA_Init();
    MX_SAI1_Init();
    MX_SAI2_Init();
    MX_USB_DEVICE_Init();
    /* USER CODE BEGIN 2 */

    HAL_GPIO_WritePin(GPIOE, GPIO_PIN_1, GPIO_PIN_SET);
    HAL_Delay(1000);

    HAL_SAI_Receive_DMA(&hsai_BlockB2, (uint8_t *)Sai2BlockBBuffer, dataLength);
    HAL_SAI_Receive_DMA(&hsai_BlockA2, (uint8_t *)Sai2BlockABuffer, dataLength);

    HAL_SAI_Receive_DMA(&hsai_BlockB1, (uint8_t *)Sai1BlockBBuffer, dataLength);
    HAL_SAI_Receive_DMA(&hsai_BlockA1, (uint8_t *)Sai1BlockABuffer, dataLength);

//    SAI_1_A -> DMA 2 stream 1
//    SAI_1_B -> DMA 2 stream 0
//    SAI_2_A -> DMA 2 stream 2
//    SAI_2_B -> DMA 2 stream 6

    /* USER CODE END 2 */

    /* Infinite loop */
    /* USER CODE BEGIN WHILE */
    //while (1)
    {
        /* USER CODE END WHILE */

        /* USER CODE BEGIN 3 */
        if(SendFlag)
        {
        #ifndef SENDUUID
            USBD_HID_SendReport(&hUsbDeviceHS, (uint8_t *)SendBuffer, dataLength * 4);
        #else
            USBD_HID_SendReport(&hUsbDeviceHS, (uint8_t *)SendBuffer, dataLength * 4 + uuidLength);
        #endif
            SendFlag = 0;
        }
    }
    /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
    RCC_OscInitTypeDef RCC_OscInitStruct = {0};
    RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
    RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};

    /** Configure the main internal regulator output voltage
    */
    __HAL_RCC_PWR_CLK_ENABLE();
    __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
    /** Initializes the CPU, AHB and APB busses clocks
    */
    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
    RCC_OscInitStruct.HSEState = RCC_HSE_ON;
    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
    RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
    RCC_OscInitStruct.PLL.PLLM = 6;
    RCC_OscInitStruct.PLL.PLLN = 216;
    RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
    RCC_OscInitStruct.PLL.PLLQ = 2;
    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
    {
        Error_Handler();
    }
    /** Activate the Over-Drive mode
    */
    if (HAL_PWREx_EnableOverDrive() != HAL_OK)
    {
        Error_Handler();
    }
    /** Initializes the CPU, AHB and APB busses clocks
    */
    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                                  |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
    RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;

    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK)
    {
        Error_Handler();
    }
    PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_SAI1|RCC_PERIPHCLK_SAI2;
    PeriphClkInitStruct.PLLSAI.PLLSAIN = 131;
    PeriphClkInitStruct.PLLSAI.PLLSAIR = 2;
    PeriphClkInitStruct.PLLSAI.PLLSAIQ = 4;
    PeriphClkInitStruct.PLLSAI.PLLSAIP = RCC_PLLSAIP_DIV2;
    PeriphClkInitStruct.PLLSAIDivQ = 1;
    PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_2;
    PeriphClkInitStruct.Sai1ClockSelection = RCC_SAI1CLKSOURCE_PLLSAI;
    PeriphClkInitStruct.Sai2ClockSelection = RCC_SAI2CLKSOURCE_PLLSAI;
    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
    {
        Error_Handler();
    }
}

/**
  * @brief SAI1 Initialization Function
  * @param None
  * @retval None
  */
static void MX_SAI1_Init(void)
{

    /* USER CODE BEGIN SAI1_Init 0 */

    /* USER CODE END SAI1_Init 0 */

    /* USER CODE BEGIN SAI1_Init 1 */

    /* USER CODE END SAI1_Init 1 */
    hsai_BlockA1.Instance = SAI1_Block_A;
    hsai_BlockA1.Init.Protocol = SAI_FREE_PROTOCOL;
    hsai_BlockA1.Init.AudioMode = SAI_MODEMASTER_RX;
    hsai_BlockA1.Init.DataSize = SAI_DATASIZE_16;
    hsai_BlockA1.Init.FirstBit = SAI_FIRSTBIT_MSB;
    hsai_BlockA1.Init.ClockStrobing = SAI_CLOCKSTROBING_RISINGEDGE;
    hsai_BlockA1.Init.Synchro = SAI_ASYNCHRONOUS;
    hsai_BlockA1.Init.OutputDrive = SAI_OUTPUTDRIVE_ENABLE;
    hsai_BlockA1.Init.NoDivider = SAI_MASTERDIVIDER_ENABLE;
    hsai_BlockA1.Init.FIFOThreshold = SAI_FIFOTHRESHOLD_HF;
    hsai_BlockA1.Init.AudioFrequency = SAI_AUDIO_FREQUENCY_32K;
    hsai_BlockA1.Init.SynchroExt = SAI_SYNCEXT_OUTBLOCKA_ENABLE;
    hsai_BlockA1.Init.MonoStereoMode = SAI_STEREOMODE;
    hsai_BlockA1.Init.CompandingMode = SAI_NOCOMPANDING;
    hsai_BlockA1.FrameInit.FrameLength = 32;
    hsai_BlockA1.FrameInit.ActiveFrameLength = 16;
    hsai_BlockA1.FrameInit.FSDefinition = SAI_FS_CHANNEL_IDENTIFICATION;
    hsai_BlockA1.FrameInit.FSPolarity = SAI_FS_ACTIVE_LOW;
    hsai_BlockA1.FrameInit.FSOffset = SAI_FS_FIRSTBIT;
    hsai_BlockA1.SlotInit.FirstBitOffset = 0;
    hsai_BlockA1.SlotInit.SlotSize = SAI_SLOTSIZE_DATASIZE;
    hsai_BlockA1.SlotInit.SlotNumber = 2;
    hsai_BlockA1.SlotInit.SlotActive = 0x00000003;
    if (HAL_SAI_Init(&hsai_BlockA1) != HAL_OK)
    {
        Error_Handler();
    }
    hsai_BlockB1.Instance = SAI1_Block_B;
    hsai_BlockB1.Init.Protocol = SAI_FREE_PROTOCOL;
    hsai_BlockB1.Init.AudioMode = SAI_MODESLAVE_RX;
    hsai_BlockB1.Init.DataSize = SAI_DATASIZE_16;
    hsai_BlockB1.Init.FirstBit = SAI_FIRSTBIT_MSB;
    hsai_BlockB1.Init.ClockStrobing = SAI_CLOCKSTROBING_RISINGEDGE;
    hsai_BlockB1.Init.Synchro = SAI_SYNCHRONOUS;
    hsai_BlockB1.Init.OutputDrive = SAI_OUTPUTDRIVE_ENABLE;
    hsai_BlockB1.Init.FIFOThreshold = SAI_FIFOTHRESHOLD_HF;
    hsai_BlockB1.Init.SynchroExt = SAI_SYNCEXT_OUTBLOCKA_ENABLE;
    hsai_BlockB1.Init.MonoStereoMode = SAI_STEREOMODE;
    hsai_BlockB1.Init.CompandingMode = SAI_NOCOMPANDING;
    hsai_BlockB1.Init.TriState = SAI_OUTPUT_NOTRELEASED;
    hsai_BlockB1.FrameInit.FrameLength = 32;
    hsai_BlockB1.FrameInit.ActiveFrameLength = 16;
    hsai_BlockB1.FrameInit.FSDefinition = SAI_FS_CHANNEL_IDENTIFICATION;
    hsai_BlockB1.FrameInit.FSPolarity = SAI_FS_ACTIVE_LOW;
    hsai_BlockB1.FrameInit.FSOffset = SAI_FS_FIRSTBIT;
    hsai_BlockB1.SlotInit.FirstBitOffset = 0;
    hsai_BlockB1.SlotInit.SlotSize = SAI_SLOTSIZE_DATASIZE;
    hsai_BlockB1.SlotInit.SlotNumber = 2;
    hsai_BlockB1.SlotInit.SlotActive = 0x00000003;
    if (HAL_SAI_Init(&hsai_BlockB1) != HAL_OK)
    {
        Error_Handler();
    }
    /* USER CODE BEGIN SAI1_Init 2 */

    /* USER CODE END SAI1_Init 2 */

}

/**
  * @brief SAI2 Initialization Function
  * @param None
  * @retval None
  */
static void MX_SAI2_Init(void)
{

    /* USER CODE BEGIN SAI2_Init 0 */

    /* USER CODE END SAI2_Init 0 */

    /* USER CODE BEGIN SAI2_Init 1 */

    /* USER CODE END SAI2_Init 1 */
    hsai_BlockA2.Instance = SAI2_Block_A;
    hsai_BlockA2.Init.Protocol = SAI_FREE_PROTOCOL;
    hsai_BlockA2.Init.AudioMode = SAI_MODESLAVE_RX;
    hsai_BlockA2.Init.DataSize = SAI_DATASIZE_16;
    hsai_BlockA2.Init.FirstBit = SAI_FIRSTBIT_MSB;
    hsai_BlockA2.Init.ClockStrobing = SAI_CLOCKSTROBING_RISINGEDGE;
    hsai_BlockA2.Init.Synchro = SAI_SYNCHRONOUS;
    hsai_BlockA2.Init.OutputDrive = SAI_OUTPUTDRIVE_ENABLE;
    hsai_BlockA2.Init.FIFOThreshold = SAI_FIFOTHRESHOLD_HF;
    hsai_BlockA2.Init.MonoStereoMode = SAI_STEREOMODE;
    hsai_BlockA2.Init.CompandingMode = SAI_NOCOMPANDING;
    hsai_BlockA2.Init.TriState = SAI_OUTPUT_NOTRELEASED;
    hsai_BlockA2.FrameInit.FrameLength = 32;
    hsai_BlockA2.FrameInit.ActiveFrameLength = 16;
    hsai_BlockA2.FrameInit.FSDefinition = SAI_FS_CHANNEL_IDENTIFICATION;
    hsai_BlockA2.FrameInit.FSPolarity = SAI_FS_ACTIVE_LOW;
    hsai_BlockA2.FrameInit.FSOffset = SAI_FS_FIRSTBIT;
    hsai_BlockA2.SlotInit.FirstBitOffset = 0;
    hsai_BlockA2.SlotInit.SlotSize = SAI_SLOTSIZE_DATASIZE;
    hsai_BlockA2.SlotInit.SlotNumber = 2;
    hsai_BlockA2.SlotInit.SlotActive = 0x00000003;
    if (HAL_SAI_Init(&hsai_BlockA2) != HAL_OK)
    {
        Error_Handler();
    }
    hsai_BlockB2.Instance = SAI2_Block_B;
    hsai_BlockB2.Init.Protocol = SAI_FREE_PROTOCOL;
    hsai_BlockB2.Init.AudioMode = SAI_MODESLAVE_RX;
    hsai_BlockB2.Init.DataSize = SAI_DATASIZE_16;
    hsai_BlockB2.Init.FirstBit = SAI_FIRSTBIT_MSB;
    hsai_BlockB2.Init.ClockStrobing = SAI_CLOCKSTROBING_RISINGEDGE;
    hsai_BlockB2.Init.Synchro = SAI_SYNCHRONOUS;
    hsai_BlockB2.Init.OutputDrive = SAI_OUTPUTDRIVE_ENABLE;
    hsai_BlockB2.Init.FIFOThreshold = SAI_FIFOTHRESHOLD_HF;
    hsai_BlockB2.Init.MonoStereoMode = SAI_STEREOMODE;
    hsai_BlockB2.Init.CompandingMode = SAI_NOCOMPANDING;
    hsai_BlockB2.Init.TriState = SAI_OUTPUT_NOTRELEASED;
    hsai_BlockB2.FrameInit.FrameLength = 32;
    hsai_BlockB2.FrameInit.ActiveFrameLength = 16;
    hsai_BlockB2.FrameInit.FSDefinition = SAI_FS_CHANNEL_IDENTIFICATION;
    hsai_BlockB2.FrameInit.FSPolarity = SAI_FS_ACTIVE_LOW;
    hsai_BlockB2.FrameInit.FSOffset = SAI_FS_FIRSTBIT;
    hsai_BlockB2.SlotInit.FirstBitOffset = 0;
    hsai_BlockB2.SlotInit.SlotSize = SAI_SLOTSIZE_DATASIZE;
    hsai_BlockB2.SlotInit.SlotNumber = 2;
    hsai_BlockB2.SlotInit.SlotActive = 0x00000003;
    if (HAL_SAI_Init(&hsai_BlockB2) != HAL_OK)
    {
        Error_Handler();
    }
    /* USER CODE BEGIN SAI2_Init 2 */

    /* USER CODE END SAI2_Init 2 */

}

/** 
  * Enable DMA controller clock
  */
static void MX_DMA_Init(void)
{
    /* DMA controller clock enable */
    __HAL_RCC_DMA2_CLK_ENABLE();

    /* DMA interrupt init */
    /* DMA2_Stream0_IRQn interrupt configuration */
    HAL_NVIC_SetPriority(DMA2_Stream0_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(DMA2_Stream0_IRQn);
    /* DMA2_Stream1_IRQn interrupt configuration */
    HAL_NVIC_SetPriority(DMA2_Stream1_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(DMA2_Stream1_IRQn);
    /* DMA2_Stream2_IRQn interrupt configuration */
    HAL_NVIC_SetPriority(DMA2_Stream2_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(DMA2_Stream2_IRQn);
    /* DMA2_Stream6_IRQn interrupt configuration */
    HAL_NVIC_SetPriority(DMA2_Stream6_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(DMA2_Stream6_IRQn);

}

/**
  * @brief GPIO Initialization Function
  * @param None
  * @retval None
  */
static void MX_GPIO_Init(void)
{
    GPIO_InitTypeDef GPIO_InitStruct = {0};

    /* GPIO Ports Clock Enable */
    __HAL_RCC_GPIOE_CLK_ENABLE();
    __HAL_RCC_GPIOH_CLK_ENABLE();
    __HAL_RCC_GPIOC_CLK_ENABLE();
    __HAL_RCC_GPIOA_CLK_ENABLE();
    __HAL_RCC_GPIOB_CLK_ENABLE();
    __HAL_RCC_GPIOD_CLK_ENABLE();

    /*Configure GPIO pin Output Level */
    HAL_GPIO_WritePin(EN1772_GPIO_Port, EN1772_Pin, GPIO_PIN_RESET);

    /*Configure GPIO pin : EN1772_Pin */
    GPIO_InitStruct.Pin = EN1772_Pin;
    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    HAL_GPIO_Init(EN1772_GPIO_Port, &GPIO_InitStruct);

}

/* USER CODE BEGIN 4 */

/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
    /* USER CODE BEGIN Error_Handler_Debug */
    /* User can add his own implementation to report the HAL error return state */
    while (1);
    /* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{ 
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
